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ProgramPlan = function ($, TableSorter) {\n    var ProgramPlan = function (element) {\n        this.el = element;\n        this.$el = $(element);\n\n        this.$otherInfoButtons = this.$el.find('.other-information-button');\n        this.showOnlySpecializationFilter = this.el.querySelector('.show-only-specialization');\n        this.vofFilter = this.el.querySelectorAll('.vof-filter input');\n        this.specializationFilter = this.el.querySelector('.specializations-filter');\n        this.fieldOfStudyFilter = this.el.querySelector('.field-of-study-filter');\n\n        this.semesters = this.el.querySelectorAll('.js-semester');\n        this.specializations = this.el.querySelectorAll('.specialization');\n        this.courses = this.el.querySelectorAll('.main-row, .details-row ');\n\n        this.registerEvents();\n\n        new TableSorter(this.el);\n    };\n\n    ProgramPlan.prototype.registerEvents = function () {\n        this.$otherInfoButtons.click(this.toggleOtherInformation.bind(this));\n\n        this.specializationFilter.onchange = this.applyFilter.bind(this);\n        this.fieldOfStudyFilter.onchange = this.applyFilter.bind(this);;\n        this.showOnlySpecializationFilter.onchange = this.applyFilter.bind(this);;\n        for (var i = 0, len = this.vofFilter.length; i < len; i++) {\n            this.vofFilter[i].onchange = this.applyFilter.bind(this);;\n        }\n    };\n\n    ProgramPlan.prototype.toggleOtherInformation = function (event) {\n        event.preventDefault();\n        var mainRow = $(event.target).closest('.main-row');\n        var id = mainRow.data('id');\n\n        var otherInfoRow = this.$el.find('.details-row[data-id=\"' + id + '\"]');\n        otherInfoRow.toggleClass('expanded');\n        mainRow.toggleClass('expanded');\n    };\n\n    ProgramPlan.prototype.applyFilter = function (event) {\n        var specialization = this.specializationFilter.value;\n        var fieldOfStudy = this.fieldOfStudyFilter.value;\n        var showOnlySpecialization = this.showOnlySpecializationFilter.checked;\n        var showAllSpecializations = !specialization;\n\n        var allVofs = Array.prototype.slice.call(this.vofFilter)\n            .map(function (x) { return x.value; });\n        var selectedVof = Array.prototype.slice.call(this.vofFilter)\n            .filter(function (x) { return x.checked; })\n            .map(function (x) { return x.value; })\n\n        for (var i = 0; i < this.courses.length; ++i) {\n            var item = this.courses[i];\n\n            var fieldOfStudySplit = item.dataset.fieldOfStudy.split('|');\n            var matchFieldOfStudy = !fieldOfStudy ||\n                fieldOfStudySplit.indexOf(fieldOfStudy) > -1;\n\n            var vofs = item.dataset.vof.split('/');\n            var matchVof = vofs.some(function (value) {\n                return selectedVof.indexOf(value) > -1 || allVofs.indexOf(value) < 0;\n            });\n\n            var match = matchFieldOfStudy && matchVof;\n            item.style.display = match ? '' : 'none';\n        }\n\n        for (var k = 0; k < this.specializations.length; ++k) {\n            var sp_item = this.specializations[k];\n\n            var hasCourses = hasVisibleChild(sp_item, '.main-row');\n            var isShared = !sp_item.dataset.specialization;\n            var sharedMatch = isShared && !showOnlySpecialization;\n            var specialicationMatch = !isShared &&\n                (showAllSpecializations || (sp_item.dataset.specialization === specialization));\n\n            var sp_match = hasCourses && (sharedMatch || specialicationMatch);\n\n            sp_item.style.display = sp_match ? '' : 'none';\n\n            var periods = sp_item.querySelectorAll('.period');\n            for (var j = 0; j < periods.length; ++j) {\n                var period = periods[j];\n                period.style.display = hasVisibleChild(period, '.main-row') ? '' : 'none';\n            }\n        }\n\n        for (var s = 0; s < this.semesters.length; ++s) {\n            var se_item = this.semesters[s];\n            se_item.style.display = hasVisibleChild(se_item, '.specialization') ? '' : 'none';\n        }\n    }\n\n    var hasVisibleChild = function (item, childSelector) {\n        var children = item.querySelectorAll(childSelector);\n        var visibleChildern = Array.prototype.slice.call(children)\n            .filter(function (x) { return x.style.display !== 'none'; });\n        return visibleChildern.length > 0;\n    };\n\n    return ProgramPlan;\n};\n","var TableSorter = function () {\n\n    var TableSorter = function (element) {\n        this.el = element;\n        this.headers = element.querySelectorAll('[data-sortable]');\n        this.tbodies = element.querySelectorAll('tbody');\n\n        this.el.classList.add('tablesorter')\n\n        for (var i = 0; i < this.headers.length; ++i) {\n            var header = this.headers[i];\n            header.classList.add('tablesorter-header');\n\n            //Add sort icon\n            var iconElement = document.createElement('span');\n            iconElement.classList.add('table-header-icon');\n            header.appendChild(iconElement);\n\n            header.addEventListener(\"click\", this.sort.bind(this), false);\n        }\n    };\n\n\n    TableSorter.prototype.sort = function (event) {\n        var tableHeader;\n        //Get tableHeader. event.target could be both the header and the icon (then the header is target.parentNode).\n        if (event.target.classList.contains('tablesorter-header')) {\n            tableHeader = event.target;\n        } else {\n            if (event.target.parentNode.classList.contains('tablesorter-header')) {\n                tableHeader = event.target.parentNode;\n            } else {\n                return;\n            }\n        }\n\n        //Toggle sortDesc if already sort by current column otherwise sort asc.\n        var sortDesc = this.el.dataset.sortBy == tableHeader.cellIndex ?\n            !(this.el.dataset.sortDesc === 'true') : false;\n\n        this.el.dataset.sortBy = tableHeader.cellIndex;\n        this.el.dataset.sortDesc = sortDesc;\n\n        setHeaderClasses(this.headers, tableHeader.cellIndex, sortDesc);\n\n        //Sort each tbody seperatly.\n        for (var i = 0; i < this.tbodies.length; i++) {\n            sortTableBody(this.tbodies[i], sortDesc, tableHeader);\n        }\n    };\n\n    var setHeaderClasses = function (headers, sortBy, sortDesc) {\n        for (var i = 0; i < headers.length; i++) {\n\n            var header = headers[i];\n            if (header.cellIndex === sortBy) {\n                header.classList.add(sortDesc ? 'desc' : 'asc');\n                header.classList.remove(!sortDesc ? 'desc' : 'asc');\n            } else {\n                header.classList.remove('desc');\n                header.classList.remove('asc');\n            }\n        }\n    }\n\n    var sortTableBody = function (tbody, sortDesc, tableHeader) {\n        var sortOrder = sortDesc ? -1 : 1;\n\n        var colNumber = Number(tableHeader.cellIndex);\n\n        var rows = tbody.querySelectorAll('tr.main-row');\n        var rowsArray = Array.prototype.slice.call(rows);\n        var sortFunc = getSortFunc(tableHeader);\n\n        //Sort the rows...\n        rowsArray.sort(function (a, b) { return sortFunc(a, b, colNumber, sortOrder); });\n\n        //...and move them in the DOM.\n        for (var i = 0; i < rowsArray.length; i++) {\n            var row = rowsArray[i];\n            row.parentNode.appendChild(row);\n\n            //Move details rows to be direct after connected main row.\n            var detailRow = row.parentNode.querySelector('tr.details-row[data-id=\"' + row.dataset.id + '\"]');\n            row.parentNode.appendChild(detailRow);\n        }\n    }\n\n    var getSortFunc = function (tableHeader) {\n        switch (tableHeader.dataset.sortable) {\n            case 'vof':\n                return vofCompareRows;\n            case 'number':\n                return numberCompareRows;\n            default:\n                return defaultCompareRows;\n        }\n    }\n\n    var defaultCompareRows = function (a, b, colNumber, sortOrder) {\n        var valueA = getDefaultSortValue(a, colNumber);\n        var valueB = getDefaultSortValue(b, colNumber);\n        var compareNumber = valueA.localeCompare(valueB) * sortOrder;\n        if (compareNumber === 0) {\n            return compareCourseCode(a, b, colNumber, sortOrder);\n        }\n        return compareNumber;\n    };\n\n    var numberCompareRows = function (a, b, colNumber, sortOrder) {\n        var valueA = getDefaultSortValue(a, colNumber);\n        var valueB = getDefaultSortValue(b, colNumber);\n\n        //Removed asterix (*) if any before trying to cast to number\n        valueA = valueA.replace(/\\*+$/g, '');\n        valueB = valueB.replace(/\\*+$/g, '');\n\n        var numberA = Number(valueA) || 0;\n        var numberB = Number(valueB) || 0;\n        var compareNumber = (numberA - numberB) * sortOrder;\n        if (compareNumber === 0) {\n            return compareCourseCode(a, b, colNumber, sortOrder);\n        }\n        return compareNumber;\n    };\n\n    var getDefaultSortValue = function (row, colNumber) {\n        var td = row.querySelectorAll('td')[colNumber];\n        return td.innerText;\n    };\n\n    var vofOrder = ['o', 'o/v', 'v', 'f'];\n    if (window.location.href.indexOf(window.location.origin + \"/en\") > -1) vofOrder = ['c', 'c/e', 'e', 'v'];\n\n    var vofCompareRows = function (a, b, colNumber, sortOrder) {\n        var indexA = vofOrder.indexOf(a.dataset.vof.toLowerCase());\n        var indexB = vofOrder.indexOf(b.dataset.vof.toLowerCase());\n\n        if (indexA < 0) {\n            return -1 * sortOrder;\n        }\n        if (indexB < 0) {\n            return 1 * sortOrder;\n        }\n\n        var compareNumber = (indexA - indexB) * sortOrder;\n        if (compareNumber === 0) {\n            return compareCourseCode(a, b, colNumber, sortOrder);\n        }\n        return compareNumber;\n    };\n\n    var compareCourseCode = function (a, b, colNumber, sortOrder) {\n        var courseCodeA = a.dataset.courseCode || \"\";\n        var courseCodeB = b.dataset.courseCode || \"\";\n        return courseCodeA.localeCompare(courseCodeB) * sortOrder;\n    };\n\n    return TableSorter;\n};\n","//function ($, clickToggle, scrollUtil, layoutUtil, getSize, checkIfBrowserIsIE) { \r\nvar Accordion = function ($, scrollUtil) {\r\n    var Accordion = function (element) {\r\n        this.el = element;\r\n        this.$el = $(element);\r\n\r\n        this.accordionHead = this.$el.find('.js-accordion-head');\r\n\r\n        this.$toggleElement = GetToggleElement(this);\r\n        this.toggleElementHeight = this.$toggleElement.getSize().height;\r\n\r\n        this.updateKeyframeRules();\r\n\r\n        this.events();\r\n    };\r\n\r\n    Accordion.prototype.events = function () {\r\n        var self = this;\r\n\r\n        self.accordionHead.clickToggle({\r\n            targetIsParent: true,\r\n            targetClass: \"is-toggled\"\r\n        }).click(function () {\r\n            toggleElement = GetToggleElement(self);\r\n\r\n            // If the accordion should be animated, toggle the animation classes\r\n            if (toggleElement.hasClass(\"animateVisibility\")) {\r\n                toggleElement.removeClass('finished-animation');\r\n                setAnimation(toggleElement);\r\n            }\r\n            else {\r\n                if (toggleElement.attr('aria-hidden')) {\r\n                    if (toggleElement.attr('aria-hidden') === 'false') {\r\n                        toggleElement.attr('aria-hidden', 'true');\r\n                    } else {\r\n                        toggleElement.attr('aria-hidden', 'false');\r\n                    }\r\n                }\r\n            }\r\n\r\n            toggleElement.focus();\r\n        });\r\n\r\n        self.$toggleElement.on('animationend', function (e) {\r\n            if ($(e.currentTarget).hasClass(\"fade-out-visibility\")) {\r\n                scrollUtil.scrollTo($(\".scrollable-tabs\"), true);\r\n            }\r\n\r\n            // update the rules if the height has changed\r\n            self.updateKeyframeRules();\r\n        });\r\n\r\n        // Prevent animation from running in chrome on display property switch\r\n        $(\".scrollable-tabs\").find('.tabs-nav__item a').click(function (e) {\r\n            var toggleElement = GetToggleElement(self);\r\n\r\n            toggleElement.addClass('finished-animation');\r\n\r\n            if (toggleElement.hasClass('fade-out-visibility')) {\r\n                toggleElement.hide();\r\n            }\r\n        });\r\n    };\r\n\r\n\r\n    // search the CSSOM for a specific -webkit-keyframe rule\r\n    Accordion.prototype.findKeyframesRule = function (rule) {\r\n        // gather all stylesheets into an array\r\n        var ss = document.styleSheets;\r\n\r\n        // loop through the stylesheets\r\n        for (var i = 0; i < ss.length; ++i) {\r\n\r\n            // loop through all the rules\r\n            for (var j = 0; j < ss[i].cssRules.length; ++j) {\r\n\r\n                // find the -webkit-keyframe rule whose name matches our passed over parameter and return that rule\r\n                if (ss[i].cssRules[j].type === window.CSSRule.KEYFRAMES_RULE && ss[i].cssRules[j].name === rule)\r\n                    return ss[i].cssRules[j];\r\n            }\r\n        }\r\n\r\n        // rule not found\r\n        return null;\r\n    };\r\n\r\n\r\n    // Update the animation rules with the correct height of visible element\r\n    Accordion.prototype.updateKeyframeRules = function () {\r\n        var fadeInRule = this.findKeyframesRule(\"fadeInVisibility\");\r\n        var fadeOutRule = this.findKeyframesRule(\"fadeOutVisibility\");\r\n        // remove the existing 0% and 100% rules\r\n        fadeInRule.deleteRule(\"0%\");\r\n        fadeInRule.deleteRule(\"100%\");\r\n        fadeOutRule.deleteRule(\"0%\");\r\n        fadeOutRule.deleteRule(\"100%\");\r\n        // add the correct height for the keyframes animations.\r\n        fadeInRule.appendRule(\"0% { max-height:0px; }\");\r\n        fadeInRule.appendRule(\"100% { max-height:\" + this.toggleElementHeight + \"px; }\");\r\n        fadeOutRule.appendRule(\"0% { max-height:\" + this.toggleElementHeight + \"px; padding-top: 30px; padding-bottom: 10px; }  \");\r\n        fadeOutRule.appendRule(\"100% { max-height:0px; padding-top: 0px; padding-bottom: 0px; } \");\r\n    };\r\n\r\n\r\n    return Accordion;\r\n};\r\n\r\n\r\nfunction setAnimation(toggleElement) {\r\n    if (toggleElement.hasClass('fade-in-visibility')) {\r\n        // Make sure the element is visible first, before animating height.\r\n        toggleElement.show();\r\n        toggleElement.addClass(\"fade-out-visibility\");\r\n        toggleElement.removeClass(\"fade-in-visibility\");\r\n    }\r\n    else if (toggleElement.hasClass('fade-out-visibility')) {\r\n        toggleElement.show();\r\n        toggleElement.addClass(\"fade-in-visibility\");\r\n        toggleElement.removeClass(\"fade-out-visibility\");\r\n    }\r\n    else {\r\n        toggleElement.show();\r\n        toggleElement.addClass(\"fade-in-visibility\");\r\n        toggleElement.removeClass(\"fade-out-visibility\");\r\n    }\r\n}\r\n\r\n// Get the content element that is toggled.\r\nfunction GetToggleElement(self) {\r\n    var toggleElement = self.accordionHead.next(\".toggle-content\");\r\n    if (toggleElement.length === 0) {\r\n        toggleElement = self.accordionHead.parent().next(\".toggle-content\");\r\n    }\r\n    if (toggleElement.length === 0) {\r\n        toggleElement = self.accordionHead.parent().find(\".toggle-content\");\r\n    }\r\n\r\n    return toggleElement;\r\n}\r\n","var SetupStudyGuideSearch = function () {\r\n    $('#searchtype-select').select2({\r\n        width: '100%',\r\n        dropdownCssClass: 'custom-select2dd',\r\n        selectionCssClass: 'custom-select2selection',\r\n        minimumResultsForSearch: Infinity\r\n    })\r\n    .on('select2:select', function (e) {\r\n        onSelectedTypeChanged(e.target)\r\n    });\r\n\r\n    $('#mainfieldofstudy-select').select2({\r\n        width: '100%',\r\n        dropdownCssClass: 'custom-select2dd',\r\n        selectionCssClass: 'custom-select2selection',\r\n        matcher: select2Matcher\r\n    })\r\n    .on('select2:select', function (e) {\r\n        onMainFieldOfStudyChanged(e.target)\r\n    });\r\n};\r\n\r\nfunction filterCourses(value) {\r\n    var matches = 0;\r\n    var courses = document.getElementsByClassName('sr-course');\r\n    [...courses].forEach((element, index, array) => {\r\n        // Show (all or those that matches selected mainFieldOfStudy) or hide (the others)\r\n        if (value === \"\" || element.classList.contains(\"mfid\" + value)) {\r\n            element.classList.remove('hidden');\r\n            matches++;\r\n        } else {\r\n            element.classList.add('hidden');\r\n        }\r\n    });\r\n\r\n    // Update number of hits\r\n    var numberOfCourseHits = document.getElementById('search-results-course-hits');\r\n    if (numberOfCourseHits !== null) numberOfCourseHits.innerHTML = matches;\r\n}\r\n\r\nfunction filterCoursesByMainFieldOfStudy(element) {\r\n\r\n    var value = element === undefined ? \"\" : element.options[element.selectedIndex].value;\r\n\r\n    filterCourses(value);\r\n\r\n    const url = new URL(window.location.href);\r\n    url.searchParams.set('MainFieldOfStudy', value);\r\n\r\n    if (history.replaceState) {\r\n        history.replaceState(history.state, \"\", url);\r\n    }\r\n}\r\n\r\nfunction onSelectedTypeChanged(element) {\r\n    var value = element.options[element.selectedIndex].value;\r\n\r\n    var course = document.getElementById('study-guide-search-results-course');\r\n    var programme = document.getElementById('study-guide-search-results-programme');\r\n    var mainFieldOfStudyFilter = document.getElementById('mainfieldofstudy-filter');\r\n\r\n    // Hide/show as appropriate\r\n    if (value === \"programme\") {\r\n        if (course !== null) course.classList.add('hidden');\r\n        if (programme !== null) programme.classList.remove('hidden');\r\n        if (mainFieldOfStudyFilter !== null) mainFieldOfStudyFilter.classList.add('hidden');\r\n        filterCoursesByMainFieldOfStudy();\r\n    } else if (value === \"course\") {\r\n        if (course !== null) course.classList.remove('hidden');\r\n        if (programme !== null) programme.classList.add('hidden');\r\n        if (mainFieldOfStudyFilter !== null) mainFieldOfStudyFilter.classList.remove('hidden');\r\n        var mainFieldOfStudySelect = document.getElementById('mainfieldofstudy-select');\r\n        filterCoursesByMainFieldOfStudy(mainFieldOfStudySelect);\r\n    } else {\r\n        if (course !== null) course.classList.remove('hidden');\r\n        if (programme !== null) programme.classList.remove('hidden');\r\n        if (mainFieldOfStudyFilter !== null) mainFieldOfStudyFilter.classList.add('hidden');\r\n        filterCoursesByMainFieldOfStudy();\r\n    }\r\n\r\n    const url = new URL(window.location.href);\r\n    url.searchParams.set('Type', value);\r\n\r\n    if (history.replaceState) {\r\n        history.replaceState(history.state, \"\", url);\r\n    }\r\n}\r\n\r\nfunction onMainFieldOfStudyChanged(element) {\r\n    filterCoursesByMainFieldOfStudy(element);\r\n}\r\n\r\n// Function matcher taken from https://github.com/select2/select2/blob/develop/src/js/select2/defaults.js but with stripDiacritics removed\r\nfunction select2Matcher(params, data) {\r\n    // Always return the object if there is nothing to compare\r\n    if (params.term == null || params.term.trim() === '') {\r\n        return data;\r\n    }\r\n\r\n    // Do a recursive check for options with children\r\n    if (data.children && data.children.length > 0) {\r\n        // Clone the data object if there are children\r\n        // This is required as we modify the object to remove any non-matches\r\n        var match = $.extend(true, {}, data);\r\n\r\n        // Check each child of the option\r\n        for (var c = data.children.length - 1; c >= 0; c--) {\r\n            var child = data.children[c];\r\n\r\n            var matches = select2Matcher(params, child);\r\n\r\n            // If there wasn't a match, remove the object in the array\r\n            if (matches == null) {\r\n                match.children.splice(c, 1);\r\n            }\r\n        }\r\n\r\n        // If any children matched, return the new object\r\n        if (match.children.length > 0) {\r\n            return match;\r\n        }\r\n\r\n        // If there were no matching children, check just the plain object\r\n        return select2Matcher(params, match);\r\n    }\r\n\r\n    var original = data.text.toUpperCase();\r\n    var term = params.term.toUpperCase();\r\n\r\n    // Check if the text contains the term\r\n    if (original.indexOf(term) > -1) {\r\n        return data;\r\n    }\r\n\r\n    // If it doesn't contain the term, don't return anything\r\n    return null;\r\n}\r\n","function scrollUtil() {\r\n    var getTargetPosition = function (target, skipHeader) {\r\n        if (skipHeader) {\r\n            var $headerGlobal = $('.js-site-header');\r\n            var totalHeaderHeight = $headerGlobal.outerHeight();\r\n            return $(target).offset().top - totalHeaderHeight;\r\n        }\r\n        return $(target).offset().top;\r\n    };\r\n\r\n    var scrollTo = function (target, skipHeader, duration) {\r\n        if (duration === undefined) duration = 800;\r\n        var targetPosition = getTargetPosition(target, skipHeader);\r\n        $('html, body').animate({ scrollTop: targetPosition },\r\n            {\r\n                duration: duration,\r\n                step: function (now, fx) {\r\n                    var newTargetPosition = getTargetPosition(target, skipHeader);\r\n                    if (targetPosition !== newTargetPosition) {\r\n                        targetPosition = newTargetPosition;\r\n                        //target position has changed during scrolling because the header height has changed, set new target posistion as end of scrolling.\r\n                        fx.end = targetPosition;\r\n                    }\r\n                }\r\n            });\r\n    };\r\n\r\n    return {\r\n        scrollTo: scrollTo\r\n    };\r\n};\r\n","$.fn.clickToggle = function (options) {\r\n\r\n    var settings = $.extend({\r\n        className: \"ev-click-toggled\",\r\n        target: null,\r\n        targetClass: \"ev-toggle\",\r\n        targetIsParent: false,\r\n        callback: null\r\n    },\r\n        options);\r\n\r\n    function toggle(e) {\r\n        // avoid toggling event expand animation when clicking on links.\r\n        if (e.target.nodeName === 'A') {\r\n            return;\r\n        }\r\n\r\n        var target = $(this).attr(\"data-target\");\r\n        if (settings.target) {\r\n            target = settings.target;\r\n        }\r\n\r\n        var $target = $(target);\r\n\r\n        if (settings.targetIsParent) {\r\n            $target = $(this).parent();\r\n        }\r\n\r\n        $target.toggleClass(settings.targetClass);\r\n        $(this).toggleClass(settings.className);\r\n\r\n        if (settings.callback !== null) {\r\n            settings.callback(this);\r\n        }\r\n\r\n        var toggleTrigger = $(this).find(\"button\");\r\n\r\n        if (toggleTrigger.length === 0) {\r\n            toggleTrigger = $(this);\r\n        }\r\n\r\n        if (toggleTrigger.attr('aria-expanded')) {\r\n            if (toggleTrigger.attr('aria-expanded') === 'false') {\r\n                toggleTrigger.attr('aria-expanded', 'true');\r\n            } else {\r\n                toggleTrigger.attr('aria-expanded', 'false');\r\n            }\r\n        }\r\n\r\n        return false;\r\n    }\r\n    //console.log(['clickToggle', this]);\r\n    return this.click(toggle).on('keydown', function (e) {\r\n        if (e.which === 13) { // Enter key\r\n            toggle(e);\r\n        }\r\n    });\r\n};\r\n","$.fn.getSize = function () {\r\n    var $wrap = $(\"<div />\").appendTo($(\"body\"));\r\n    $wrap.css({\r\n        \"position\": \"absolute !important\",\r\n        \"visibility\": \"hidden !important\",\r\n        \"display\": \"block !important\"\r\n    });\r\n\r\n    $clone = $(this).clone().appendTo($wrap);\r\n\r\n    sizes = {\r\n        \"width\": $clone.width(),\r\n        \"height\": $clone.height()\r\n    };\r\n\r\n    $wrap.remove();\r\n\r\n    return sizes;\r\n};\r\n"]}